1838900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 4749696

約数和(自身を除く): 2910796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 50, 70, 71, 74, 100, 140, 142, 148, 175, 185, 259, 284, 350, 355, 370, 497, 518, 700, 710, 740, 925, 994, 1036, 1295, 1420, 1775, 1850, 1988, 2485, 2590, 2627, 3550, 3700, 4970, 5180, 5254, 6475, 7100, 9940, 10508, 12425, 12950, 13135, 18389, 24850, 25900, 26270, 36778, 49700, 52540, 65675, 73556, 91945, 131350, 183890, 262700, 367780, 459725, 919450, 1838900]

約数ペア:

[(1, 1838900), (2, 919450), (4, 459725), (5, 367780), (7, 262700), (10, 183890), (14, 131350), (20, 91945), (25, 73556), (28, 65675), (35, 52540), (37, 49700), (50, 36778), (70, 26270), (71, 25900), (74, 24850), (100, 18389), (140, 13135), (142, 12950), (148, 12425), (175, 10508), (185, 9940), (259, 7100), (284, 6475), (350, 5254), (355, 5180), (370, 4970), (497, 3700), (518, 3550), (700, 2627), (710, 2590), (740, 2485), (925, 1988), (994, 1850), (1036, 1775), (1295, 1420)]